80,on the dot =准时,正点
-Did you and Amanda really meet exactly five minutes to two in front of the theater?
Yes, we were both there on the dot
81,on earth =究竟,到底
-How on earth can you believe that?
82,on end = 连续,没完没了的
-Did Linda ever finish that introductory chapter?
I am not sure; she spent hours on end rewriting it
83,on one's own =独立的,凭自己的力量
-She learned to use the computer on her own
84,on sale =减价
-Did you buy any of the sweaters that were on sale?
Buy any, I got five of them, there were such a good bargain
85,on campus =在校内
-Michel is the most talented actor on campus
Isn’t he though?
86,on the side =兼职,副业
-He has a job on the side preparing a libratory every day for the next experiments
87,once and for all =最后一次,干脆
-I am going to tell that neighbor of mine to turn down that music once and for all
I see why you are angry, but I've always found that the polite route is the most effective
88,out of =缺乏,没有
-I'd like to buy a copy of professor Franklin's book on shells
I am very sorry, that you’ve been out of print for some time now
-The bookstore is out of textbooks for France 102
-How can we be out of salt, I bought them only last week
-The bookstore is out of lined notebook paper 划线的笔记本
89,out of business =停止,停产
-The supermarket down the street is selling everything half price because they are going
Out of business
Sounds like an idea time to stock up on coffee
90,out of earshot = 不在听力所及范围
-Hey, Joe, Joe, save your breath
He’s out of earshot
91,out of it =神情恍惚,心不在焉
-Peter's really out of it these days
Yeah I know, ever since he met Anne, he’s been in another world
92,out of one's mind =神经失常
-Gerry says he's planning to take an extra course this term
He’s got to be out of his mind
93,out of place =场合不合适,不合时宜,不恰当
-Just look at that new dormitory, the modern architecture seems so out of place among all the older buildings
94,pick up =1,中途搭人或带货
-Have you picked up your ID card from the office yet?
No the camera for taking photos was broken
-Should we ask Paul to pick up our clothes at the dry cleaners?
Why not, it’s right on his way home
-Professor Corks said you could pick up your term paper today at her office
So she's graded it
-I hope you had a chance to pick up those financial aid papers
I thought I get day to do it later
-I thought you were picking David up at the airport
How could air on Tuesday night
-I'd like to pick this film up by four-tomorrow afternoon
I can have it for you at two if you like
-I'm going to the vegetable stand(蔬菜店) today, can I pick up anything for you
No thanks; I just came back from the market myself
-We’ve got a whole hour before the Browns come to pick us up
Yeah, but we better get moving
-I am going to the snack bar for a couple of coffee
Would you like me to bring you back something?
Not from the snack bar, but could you pick up a paper for me
= 2,拾起,捡起
-One team will pick up litter in the picnic area and jogging trail and one will dig out
Garbage found in the shallow waters of the lake itself
=获得,学会
-I know Lorry play the piano but I didn't know she plays the Guitar
Neither did I, It seems she just picked it up on her own over the summer
95,out of the question =不可能的,办不到的
-Could I hand in my paper a few days late?
I am afraid that's out of the question
96,out of this world =非常好
-Have you tried Susan's apple pie?
I got the last piece, and it was out of this world
97,pass up =错过
-I was going to work on my thesis a lot in July, but I 'm sure my advisor wouldn't want me to pass up this opportunity
98,pay off =证明是成功的,有好处的或值得的
-What a wonderful performance, the marching band has never sounded better
Thanks; I guess all those hours of practice are finally paying off
99,out of steam =没有力气,泄气,渐渐停止
-Let’s jog for another mile
I'll try, but I am running out of steam